#include<iostream>
#include<cstdio>

using namespace std;

int exgcd(int a,int b, int &x,int &y)
{
    if(!b)
    {
        x=1,y=0;
        return a;
    }
    int d = exgcd(b,a%b,y,x);
    
    y-=a/b*x;
    return d;
}

int main()
{
    int n;
    scanf("%d",&n);
    while(n--)
    {
        int a,b;
        scanf("%d%d",&a,&b);
        int x,y;
        exgcd(a,b,x,y);
        printf("%d %d\n",x,y);
    }
    
    
    return 0;
}